You can only activate 1 card with this card’s name per turn.
(1) When this card resolves, you can add 1 of your “Icejade” monsters that is banished or in your GY to your hand.
(2) Once per turn, if a monster(s) is Normal or Special Summoned: You can target 1 WATER monster you control; that target and all face-up monsters your opponent currently control lose ATK equal to that target’s original ATK, until the end of this turn.